The past five years have been the warmest of the past 140 years.
Published Jan 15, 2020Image of the Day Atmosphere Heat Land Water Human Presence Remote Sensing Temperature Extremes
Separate analyses by NASA and NOAA agree that the past year was hotter than any other since 1880. The ten warmest years in the instrumental record, with the exception of 1998, have now occurred since 2000.
Published Jan 17, 2015
April to September 2014 was the hottest spring and summer in 130 years of recordkeeping. Here’s why that matters, and why it doesn’t.
Published Oct 24, 2014
The past five years have been the warmest years in the modern record, and 18 of the 19 warmest years have occurred since 2000.
Published Feb 6, 2019Image of the Day Atmosphere Heat Human Presence Remote Sensing Temperature Extremes
These images show temperature trends in two thick layers of the atmosphere as measured by a series of satellite-based instruments between January 1979 and December 2005.
Published Jul 6, 2007
Cold, snowy, and stuck at the “bottom” of the Earth, Antarctica might seem like a dull place. But this big continent can produce a surprisingly dynamic range of conditions.
Published Apr 27, 2006
A NASA research analysis shows how much warmer the Earth has grown compared to an averaged base period from 1951 to 1980.
Published Jan 21, 2014
Four independent records are unequivocal: the world has warmed since 1880, and the past decade has been the warmest on record.
Published Jan 14, 2011
Calendar year 2008 was the coolest year since 2000, but it was still in the top ten warmest years since the start of record-keeping in 1880. Most of Europe, Russia, and the Arctic were warmer than average, while much of the Pacific Ocean was cooler than usual.
Published Jan 21, 2009
2010 was the 4th warmest summer in the 131-year-temperature record. Unusually warm summers in the U.S. and Europe created the impression of global warming run amuck, but extrapolating global trends based on one or two regions can be misleading.
Published Oct 1, 2010
The average global temperature has increased by about 0.8°Celsius since 1880, and two-thirds of the warming occurred after 1975.
Published Dec 10, 2010
These maps illustrate just how much warmer temperatures were in 2009 and the decade (2000-2009) compared to average temperatures recorded between 1951 and 1980.
Published Jan 23, 2010
